[INFO] fetching crate sib 0.0.17...
[INFO] testing sib-0.0.17 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sib 0.0.17 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate sib 0.0.17
[INFO] finished tweaking crates.io crate sib 0.0.17
[INFO] tweaked toml for crates.io crate sib 0.0.17 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sib 0.0.17 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sib 0.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c131bf0da2a2f4f1824163db66dd129c20ee43c2f73e0f0647fb77b230b05fd3
[INFO] running `Command { std: "docker" "start" "-a" "c131bf0da2a2f4f1824163db66dd129c20ee43c2f73e0f0647fb77b230b05fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c131bf0da2a2f4f1824163db66dd129c20ee43c2f73e0f0647fb77b230b05fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c131bf0da2a2f4f1824163db66dd129c20ee43c2f73e0f0647fb77b230b05fd3", kill_on_drop: false }`
[INFO] [stdout] c131bf0da2a2f4f1824163db66dd129c20ee43c2f73e0f0647fb77b230b05fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82892e38ee08676de3657fefcb048def7af8943dee9919d0a0ad31e3d106f81d
[INFO] running `Command { std: "docker" "start" "-a" "82892e38ee08676de3657fefcb048def7af8943dee9919d0a0ad31e3d106f81d", kill_on_drop: false }`
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling sib v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "82892e38ee08676de3657fefcb048def7af8943dee9919d0a0ad31e3d106f81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82892e38ee08676de3657fefcb048def7af8943dee9919d0a0ad31e3d106f81d", kill_on_drop: false }`
[INFO] [stdout] 82892e38ee08676de3657fefcb048def7af8943dee9919d0a0ad31e3d106f81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac28b1e28b50a010e66e75b624abc1a2c80555e3155660c28c16a45e65381302
[INFO] running `Command { std: "docker" "start" "-a" "ac28b1e28b50a010e66e75b624abc1a2c80555e3155660c28c16a45e65381302", kill_on_drop: false }`
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling aws-lc-rs v1.15.4
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.8.37
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling quinn v0.11.9
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling lru-slab v0.1.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling iri-string v0.7.10
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling nonzero_ext v0.3.0
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling aws-lc-sys v0.37.0
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling tungstenite v0.28.0
[INFO] [stderr]    Compiling sib v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling h3 v0.0.8
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling h2 v0.4.13
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling rustls-webpki v0.103.9
[INFO] [stderr]    Compiling quinn-proto v0.11.13
[INFO] [stderr]    Compiling tokio-rustls v0.26.4
[INFO] [stderr]    Compiling rustls-platform-verifier v0.6.2
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling h3-quinn v0.0.10
[INFO] [stderr]    Compiling reqwest v0.13.2
[INFO] [stdout] error: The `http3` feature is unstable, and requires the `RUSTFLAGS='--cfg reqwest_unstable'` environment variable to be set.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/reqwest-0.13.2/src/lib.rs:251:1
[INFO] [stdout]     |
[INFO] [stdout] 251 | / compile_error!(
[INFO] [stdout] 252 | |     "\
[INFO] [stdout] 253 | |     The `http3` feature is unstable, and requires the \
[INFO] [stdout] 254 | |     `RUSTFLAGS='--cfg reqwest_unstable'` environment variable to be set.\
[INFO] [stdout] 255 | | "
[INFO] [stdout] 256 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reqwest` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ac28b1e28b50a010e66e75b624abc1a2c80555e3155660c28c16a45e65381302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac28b1e28b50a010e66e75b624abc1a2c80555e3155660c28c16a45e65381302", kill_on_drop: false }`
[INFO] [stdout] ac28b1e28b50a010e66e75b624abc1a2c80555e3155660c28c16a45e65381302
